CN105522221A - Handheld work apparatus - Google Patents
Handheld work apparatus Download PDFInfo
- Publication number
- CN105522221A CN105522221A CN201510663639.2A CN201510663639A CN105522221A CN 105522221 A CN105522221 A CN 105522221A CN 201510663639 A CN201510663639 A CN 201510663639A CN 105522221 A CN105522221 A CN 105522221A
- Authority
- CN
- China
- Prior art keywords
- work apparatus
- lubriation material
- material block
- place
- melt chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001050 lubricating effect Effects 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims description 137
- 239000011159 matrix material Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 15
- 230000003584 silencer Effects 0.000 claims description 12
- 230000004308 accommodation Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 239000002912 waste gas Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 abstract description 8
- 230000008018 melting Effects 0.000 abstract description 8
- 239000000314 lubricant Substances 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 15
- 230000002349 favourable effect Effects 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 1
- DCXXMTOCNZCJGO-UHFFFAOYSA-N Glycerol trioctadecanoate Natural products CCCCCCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCC DCXXMTOCNZCJGO-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B17/00—Chain saws; Equipment therefor
- B27B17/12—Lubricating devices specially designed for chain saws
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N11/00—Arrangements for supplying grease from a stationary reservoir or the equivalent in or on the machine or member to be lubricated; Grease cups
- F16N11/04—Spring-loaded devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N21/00—Conduits; Junctions; Fittings for lubrication apertures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/04—Arrangements for conditioning of lubricants in the lubricating system by heating
Abstract
A handheld work apparatus has a drive motor which drives a tool of the work apparatus. A lubricating arrangement is provided for the tool. The lubricating arrangement includes a lubricant piece that is solid at 20 DEG C. The work apparatus has a melting chamber into which the lubricant piece projects and which is connected to the tool via at least one lubricant channel. The melting chamber is delimited at least partially by a heat conducting element which is heated during operation of the work apparatus.
Description
Technical field
The present invention relates to a kind of hand-held power tool, it is with the CD-ROM drive motor of at least one instrument of driving work apparatus, and with the lubricating arrangement for instrument, wherein, lubricating arrangement comprises at least one lubriation material block solid-state when 20 ° of C (Schmierstoffst ü ck).
Background technology
Knownly in hand-held power tool such as power saw (Motors ge), arrange the lubrication of lubricating oil for instrument, lubricating oil is transported to instrument via grease pump.This more complicated.
By the known a kind of power saw of file DE102009034710B4, use solid-state lubriation material block for lubricating tool wherein.Lubriation material block is pressed towards the driving pinion (Antriebsritzel) of the saw chain (S gekette) of power saw.Demonstrate, by driving pinion, higher lubriation material can occur and peel off (Schmierstoffabtrag), it causes higher lubriation material consumption, thus often must replace lubriation material block.This causes work often to be interrupted.Lubricant effect is always inabundant yet.
Summary of the invention
The object of the invention is to provide a kind of such hand-held power tool, its lubricating arrangement simple structure and obtain when lubriation material consumes less good and lubricate reliably.
This object is realized by a kind of hand-held power tool, it is with the CD-ROM drive motor of at least one instrument of driving work apparatus, and with the lubricating arrangement for instrument, wherein, lubricating arrangement comprises at least one lubriation material block solid-state when 20 ° of C, wherein, work apparatus comprises melt chamber (Schmelzkammer), lubriation material block reaches wherein and it is connected with instrument via at least one lubriation material passage, and wherein, melt chamber is limited by heat conducting element at least in part, and heat conducting element is heated in the operation of work apparatus.
Be arranged to, lubriation material block reaches in melt chamber, and it is connected with instrument via at least one lubriation material passage.Melt chamber is limited by heat conducting element at least in part, and heat conducting element is heated in the operation of work apparatus.In melt chamber, lubriation material block can be melted and lubriation material arrives this instrument via lubriation material passage.Lubriation material block does not need directly to abut in this instrument place thus.This is avoided excessive lubriation material consumption.Lubriation material can be directed to this instrument via lubriation material passage this instrument to be in operation obtain good lubrication.Heat conducting element is advantageously only heated in the operation of work apparatus, if so lubriation material block also can solidify in the region of melt chamber thus work apparatus is not in operation.Lubriation material is avoided to flow out thus in a straightforward manner.
Advantageously, during heat conducting element and at least one thermal source of work apparatus are in and are connected.The instrument of thermal source especially work apparatus.This instrument that is in operation heats very fast, thus heat existing enough after shorter running time is for the melting in melt chamber of lubriation material block.The sufficient lubrication of instrument can have been ensured thus in a straightforward manner after shorter start-up period.Because thermal source is the instrument of work apparatus, do not need the thermal source added.
Advantageously, lubriation material block is pressed to the direction of melt chamber by pre-tightening apparatus.Can ensure thus always sufficiently lubriation material to be transported in melt chamber again.Pre-tightening apparatus is spring especially.Obtain simple structure thus.Additionally or alternatively, also can use gravity as pre-tightening apparatus or be provided with bar kinematics device (Hebelkinematik) etc.Pneumatic pre-tightening apparatus also can be suitable.Lubriation material block enters in melt chamber advantageous by opening, and wherein, the outline of this opening is in the outline of lubriation material block.Can be arranged to, the sealing in the opening of lubriation material block is realized by the lubriation material of melting itself, and it can partially by opening from melt chamber out and solidify there.Form self-packing system in a straightforward manner thus.But also can be arranged to, be furnished with sealing device at opening part, lubriation material block is entered in melt chamber by it.Sealing device is seal (Dichtung) especially.Seal can be configured to dish type.But the hose-shaped design of seal also can be favourable, seal extends to some millimeters in melt chamber in the direction of motion of lubriation material block wherein.Seal especially can be made up of the material foaming.
Advantageously, work apparatus has the maintaining part (Halterung) for lubriation material block, and it is removably maintained at the housing place of work apparatus.Maintaining part can be taken off from housing and dispose in maintaining part into new lubriation material block to recharge new lubriation material block.Obtain shirtsleeve operation thus.Advantageously, maintaining part comprises tubular matrix, and it is arranged in the accommodation section of the housing of work apparatus.Accommodation section is especially opened wide towards surrounding environment in a part for the periphery of matrix.Operator can determine that the lubriation material block also existed in maintaining part has much and whether needed to insert new lubriation material block in a straightforward manner thus.
Advantageously, maintaining part comprises briquetting (Druckst ü ck), and it is abutting in lubriation material block place back to the side place of melt chamber and it is to melt chamber direction pretension.Simple structure is obtained by pre-tightening apparatus being arranged in maintaining part place.Pre-tightening apparatus is especially tensioned when maintaining part is inserted in housing and/or when lubriation material block is inserted in maintaining part.Maintaining part especially has the end stop (Endanschlag) for briquetting.Advantageously, end stop determines the final position of briquetting on lubriation material block to the direction of motion in melt chamber.Even if briquetting can not be released from maintaining part thus when lubriation material block exhausts completely.
Preferably, work apparatus is power saw, and instrument is the saw chain being arranged in guide rail place.Guide rail especially abuts in side plate (Seitenblech) place of power saw at this.Advantageously, side plate forms heat conducting element.Because use the side plate usually after all existed as heat conducting element, obtain simple structure.Heat conducting element is not needed to the component added.Lubriation material passage is advantageously limited by side plate and the intermediate plate abutting in side plate.Realize simple passage thus to guide.In intermediate plate, be advantageously provided the recess of restricted lubriation material passage, it extends until break-through mouth (Durchtritts ffnung) in side plate.Lubriation material can be transported in the lubriation material hole be arranged in guide rail by break-through mouth, by side plate for liquid state, the lubriation material carried by oil pump.Break-through mouth in side plate and lubriation material hole are also formed lubriation material from melt chamber conveying until the section of the lubriation material passage of saw chain.
If lubriation material block is arranged so that the longitudinal central axis line of lubriation material block approximately extends perpendicular to the plane of guide rail, obtain a particularly advantageous layout.Obtain compact structure thus.But also can be arranged to, longitudinal central axis line favours the horizontal layout of guide rail.This especially can be favourable, can utilize the structure space provided well.If use single such as spherical lubriation material block, the curved course of the delivery section for lubriation material block also can be provided with.
Can be arranged to, heat conducting element is by the heating devices heat promoted by CD-ROM drive motor.Can be added by heating devices heat or alternatively to arrange in being heated by instrument.CD-ROM drive motor is especially with the internal combustion engine of exhaust silencer.Heat conducting element additionally or alternatively also can heat by exhaust silencer and/or from exhaust silencer waste gas out.It can be favourable for multiple measure for heating heat conducting element being combined.
Accompanying drawing explanation
Set forth embodiments of the invention with reference to the accompanying drawings below.Wherein:
Fig. 1 shows the schematic side view of power saw;
Fig. 2 shows the view on the direction of power saw arrow II in FIG;
Fig. 3 shows the diagram of the perspectivity of power saw;
Fig. 4 shows the section along the line IV-IV in Fig. 1;
Fig. 5 shows the blast diagram of lubricating arrangement;
Fig. 6 shows the blast diagram of the parts of lubricating arrangement;
Fig. 7 shows the diagram of the schematic part of the guide rail of power saw;
Fig. 8 shows the diagram of the amplification in the region of the melt chamber of the lubricating arrangement in Fig. 5;
Fig. 9 shows the diagram of the amplification in the region of the melt chamber of the lubriation material block in Fig. 4;
Figure 10 shows the section of the embodiment through power saw;
Figure 11 shows the region XI in Figure 10 with the diagram of amplifying;
Figure 12 shows the blast diagram in the region of the melt chamber of the lubricating arrangement in Figure 11;
Figure 13 shows the cut-away view of the part of the embodiment of the lubricating arrangement of power saw;
Figure 14 shows the blast diagram of the lubricating arrangement in Figure 13;
Figure 15 shows the diagram of the part of the amplification in the region of the melt chamber of the lubricating arrangement in Figure 13;
Figure 16 shows the blast diagram of an embodiment of lubricating arrangement;
Figure 17 and Figure 18 shows the blast diagram of another embodiment of lubricating arrangement;
Figure 19 shows the blast diagram of another embodiment of lubricating arrangement.
Detailed description of the invention
Fig. 1 shows the embodiment of power saw 1 as hand-held power tool.Power saw 1 has housing 2 in this embodiment, is furnished with the handle 3 at rear portion and grasps hoop (Griffb ü gel) 4 at Qi Chu.CD-ROM drive motor 7 is furnished with for driving saw chain 10 in housing 2.Saw chain 10 is arranged in guide rail 9 place around ground.Guide rail 9 extends forward at the side place of the handle 3 back to rear portion of housing 2.Power saw 1 has the CD-ROM drive motor 7 being configured to internal combustion engine in this embodiment.CD-ROM drive motor 7 but also can be motor, via connection cable or battery by Energy transfer to motor.Power saw 1 also can be configured to high pruninx device (Hochentaster), and the housing that transmission mechanism housing (guide rail 9 is maintained at its place) is arranged in wherein via bar and CD-ROM drive motor is wherein connected.
Be supported with accelerator rod (Gashebel) 5 in this embodiment at handle 3 place at rear portion and accelerate lever lock 6.Be furnished with handguard 8 at the side place towards guide rail 9 grasping hoop 4, it is advantageously used in the brake apparatus triggered for saw chain 10.Power saw 1 has exhaust silencer 11, its be arranged in the handle 3 back to rear portion of housing 2, towards the side place of guide rail 9.The waste gas of CD-ROM drive motor 7 is leaked in surrounding environment by exhaust silencer.In addition the lubricating arrangement 12 for saw chain 10 is furnished with at housing 2 place.
As shown in Figure 2, lubricating arrangement 12 has matrix 18, and it is configured to column in this embodiment.Guide rail 9 is hidden by chain wheel cover (Kettenraddeckel) 25 in the region of housing 2.Have lid section 22 at the side place lubricating arrangement 12 back to guide rail 9, it is enclosed in the utensil receiving opening being configured to lubricating arrangement 12 in housing 2.Matrix 18 is parts of maintaining part 14 shown in figure 3.As shown in Figure 3, be configured with grasp section (Griffabschnitt) 20 at lid section 22 place, at its place, maintaining part 14 and lid section 22 can keep together and are fixed on housing 2 place or unclamp from housing 2 by operator.Also as shown in Figure 3, housing 2 has opening 47, and it is configured in front side 60 place of the handle back to rear portion of housing 2 and maintaining part 14 is visible by it.
Fig. 4 show in more detail the structure of lubricating arrangement 12.Matrix 18 has to overhanging lock pin (Verriegelungszapfen) 21, and its wall section 28 being in housing 2 below and be fastened in housing 2 by matrix 18 thus.Lid section 22 has the adapter (Stutzen) 19 reached in matrix 18, maintains spring 16 at its outer peripheral edge place.Spring 16 is configured to helical compression spring and abuts in briquetting 15 place with its other end.Briquetting 15 has adapter 17, and it aims at the direction of adapter 19 and it to reach in the inside of spring 16 and guides this spring.The direction pretension briquetting 15 of spring 16 direction guiding rail 9 (Fig. 3).The side of adapter 19 forms the end stop 59 of the adapter 17 being used for briquetting 15.End stop 59 limits briquetting 15 to the maximum insertion depth in matrix 18.Form the end stop 46 being used for briquetting 15 at matrix 18 place, the situation lower lock block 15 exhausted to a great extent at lubriation material block 13 is pressed towards this end stop.End stop 46 prevents briquetting 15 from can be extruded from matrix 18 by spring 16.
As shown in Figure 4, in the matrix 18 of maintaining part 14, lubriation material block 13 is furnished with.Lubriation material block 13 abuts in briquetting 15 place at the side place back to spring 16 of briquetting 15 and by the direction pretension of spring 16 to melt chamber 43 (Fig. 9).Lubriation material block 13 has longitudinal central axis line 42, and it overlaps with the longitudinal central axis line of matrix 18.Lubriation material block 13 is solid-state when 20 ° of C and such as can be made up of wax at least in part.Lubriation material block 13 has side 24, and it is pressed to the side plate 27 of power saw 1 by spring 16.Unshowned guide rail 9 (Fig. 3) tensioning between side plate 27 and chain wheel cover 25 in the diagram.Chain wheel cover 25 is fastened on housing 2 place with clamp nut 26 shown in Figure 4 and guide rail 9 is remained on housing 2 place.The longitudinal central axis line of lubriation material block 13 perpendicular to guide rail 9 plane and in the transversely extension of power saw 1.
Fig. 5 show in more detail the structure of lubricating arrangement 12.Maintaining part 14 has multiple lock pin 21 in this embodiment.Wall section 28 is configured in housing component 67 place of housing 2.Wall section 28 has side, and lock pin 21 is in after it.Wall section 28 has the Internal periphery being different from cylindricality, thus lock pin 21 can through the opening 69 being configured in wall section 28 place.Rotate with grasping section 20 locking realized after wall section 28 by making lid section 22.The matrix 28 of column has two cannelures be arranged opposite to each other 36 in this embodiment, and one of them is shown in Figure 5.Briquetting 15 has to overhanging guiding nose (F ü hrungsnase) 35.Be provided with two in this embodiment and guide nose 35, it reaches in cannelure 36 respectively.The end back to lid section 22 of cannelure 36 forms the end stop 46 for briquetting 15 respectively.If do not have lubriation material block 13 to be arranged in maintaining part 14, then briquetting 15 is pressed to end stop 46 by spring 16.When recharging new lubriation material block 13, briquetting 15 can not be extruded from matrix 15 by spring 16 thus.
Also as shown in Figure 5, housing 2 has the second housing component 68, is configured with the accommodation section 23 for maintaining part 14 wherein.Accommodation section 23 is configured to open wide towards the front side 60 of housing 2, thus matrix 18 in a part for its periphery from outside.Lubriation material block 13 is arranged, in its diagram in Figure 5 shown in accommodation section 23 in maintaining part 14.
As shown in Figure 5, housing component 68 has recess 40 at its side place back to housing component 67, and it is for holding unshowned chain tension means.Side plate 27 has cannelure 41, and chain tension means is applied in Figure 5 on unshowned guide rail 9 (Fig. 3) by it.Side plate 27 has break-through mouth 45 in addition, and it is configured to cannelure equally and it passes through to guide rail 9 for lubriation material.Also show bolt 38 in Figure 5, it is screwed in the screwed hole 39 of housing 2 and clamp nut 26 shown in Figure 4 is fixed thereon.Nose 29 at housing 2 place is for the alignment of the longitudinal direction of side plate 27 and guide rail 9, and nose 29 reaches in the accommodation section 30 of side plate 27.Nose 29 to reach in guide rail 9 (Fig. 3) with the accommodation section 30 of side plate 27 and the position of fixed guide 9 thus.
As shown in Figure 5, between housing component 68 and side plate 27, intermediate plate 32 is provided with.Be furnished with seal 31 at the side place back to side plate 27 of intermediate plate 32, it is configured to the dish of annular.
As shown in Figure 6, the side 24 of lubriation material block 13 extends side plate 27.Extend through seal 31 at this lubriation material block 13 and extend through the opening 34 in intermediate plate 32.Intermediate plate 32 has recess 33 at its side place towards side plate 27, and it extends until break-through mouth 45 in side plate 27.Recess 33 forms lubriation material passage 44 together with side plate 27, and it is shown in Figure 9.
As shown in Figure 7, guide rail 9 has elongated slot 48, and it extends from the side of guide rail 9 in the longitudinal direction of guide rail 9.Elongated slot 48 also can be configured to relative to the side-closed towards driving pinion.Bolt 38 and nose 29 reach in elongated slot 48 with accommodation section 30.The position of guide rail 9 in housing 2 is determined via elongated slot 48.Guide rail 9 has two tensioning holes (Spann ffnung) 49, and chain tension means can engage into it.Guide rail 9 has two lubriation material holes 50 in addition, its outside from guide rail 9 extend until guide rail 9 guiding groove 51.Saw chain 10 (Fig. 1) is guided in guiding groove 51.One in lubriation material hole 50 is in operation and is in break-through mouth 45 side of side plate 27 (Fig. 8).Lubriation material hole 50 and tensioning hole 49 are configured so that guide rail 9 can be disposed in side plate 27 place at two in the position that its longitudinal axis have rotated, and wherein, use in lubriation material hole 50 and tensioning hole 49 respectively.
As shown in Figure 8, intermediate plate 32 has the section 57 of column at the outer peripheral edge place of opening 34, and it extends to the side back to side plate 27 from the plane of intermediate plate 32.The edge 58 inwardly stretched is connected to section 57 place of column, and seal 31 abuts in edge 58 place.Intermediate plate 32 has recess (Aussparung) 37, and nose 29 is partly in wherein.Therefore nose 29 also determines the position of intermediate plate 32.
As shown in Figure 9, be formed with melt chamber 43 between intermediate plate 32 and side plate 27, lubriation material block 13 reaches wherein.Melt chamber 43 is sealed by seal 31 relative to the side towards maintaining part 14.Opening 34 (lubriation material block 13 enters in melt chamber 43 through it) is the same with the outer peripheral edge of lubriation material block 13 is configured to circle.As shown in Figure 9, the interior diameter of opening 34 is only greater than the overall diameter of lubriation material block 13 slightly.Because the outline of lubriation material block 13 is in opening 34, also seal 31 can be cancelled.As shown in Figure 9, be formed with lubriation material passage 44 between intermediate plate 32 and side plate 27, it is limited by the recess 33 (Fig. 8) of intermediate plate 32.Lubriation material passage 44 is extended until in guiding groove 51 by the break-through mouth 45 in side plate 27 and the lubriation material hole 50 in guide rail 9 between side plate 27 and intermediate plate 32.
Be in operation, guide rail 9 heats due to the friction caused by saw chain very by force.This heat be passed to abut in guide rail 9 place side plate 27 on.Side plate 27 be used as heat conducting element and heating lubriation material block 13 abut in side plate 27 place or be adjacent to the side 24 of side plate 27 with less distance, lubriation material block is melted thus.Lubriation material block 13 is advantageously made up of wax or stearin candle (Stearinwachs) at least in part.Preferably, lubriation material block 13 is in 40 ° of more than C, especially melting at the temperature of about 50 ° of more than C.But the lubriation material block of just melting also can be favourable under being used in the temperature of about 70 ° of more than C.Can ensure thus, even if when power saw 1 is parked under the sun, not melting at the temperature that lubriation material block 13 so exists in the usual power saw 1 stopping.Be in operation and reach higher temperature very soon, it is conducted to melt chamber 43 via side plate 27, thus ensures to be in operation lubriation material block 13 in its side 24 place's melting.In melt chamber 43, be furnished with liquid lubriation material thus, it is transported in guiding groove 51 via lubriation material passage 44.If saw chain stops, guide rail 9 and side plate 27 cool.Thus, the lubriation material in lubriation material passage 44 and in melt chamber 43 can rapid curing.Because lubriation material passage 44 is limited by side plate 27, the lubriation material be arranged in here more promptly solidifies, thus can prevent lubriation material from flowing out in surrounding environment to a great extent after saw chain 10 stops.Therefore side plate 27 forms heat conducting element, its Fast Heating when saw chain 10 operates and cooling fast when saw chain stops of being in operation.Realize being in operation the rapid curing of the quick conveying of lubriation material and the lubriation material when saw chain stops in lubriation material passage 44 thus, thus largely avoid lubriation material to flow out in surrounding environment.
In order to realize the Fast Heating reaching the region in melt chamber 43 of lubriation material block 13, can use for heat conducting element, especially side plate 27 the material such as aluminium or steel that thermal conductivity is good.The heating of the expectation to melt chamber 43 can be adjusted well by the layout of the suitable material for heat conducting element, design and selection.Lubriation material block 13 is only melted reaching in the region in melt chamber 43 at this.Heat input fewer is thus enough to guarantee good lubrication.
Figure 10 shows an embodiment of lubricating arrangement 52.The structure of lubricating arrangement 52 is roughly corresponding to the structure of lubricating arrangement 12.Identical Reference numeral represents corresponding element each other in all of the figs.As shown in figure 11, lubricating arrangement 52 has intermediate plate 62, to have reclined seal 53 at Qi Chu.Seal 53 is configured to column and is in the outer peripheral edge of lubriation material block 13 direction of the longitudinal central axis line 42 of lubriation material block 13 extends some millimeters, in this embodiment more than one centimetre.Seal 53 is advantageously formed by soft, smooth material such as silicone and towards the side seal melt chamber 43 in the face of briquetting 15 and maintaining part 14.As shown in figure 11, intermediate plate 62 has edge 63, its also shown in Figure 12 and its overlapped by the edge 55 of seal 53.Have edge 54 at the side place seal 53 back to intermediate plate, it constructs obliquely and it reaches in the matrix 18 of maintaining part 14.The design of lubriation material passage 44 is corresponding to the design of lubricating arrangement 52.
Figure 13 to 15 shows an embodiment of lubricating arrangement 72, and intermediate plate 62 directly abuts in guide rail 9 place wherein.The distance between guide rail 9 and intermediate plate 62 is shown, with simplicity of illustration in Figure 13 and 15.This distance is advantageously cancelled, thus intermediate plate 62 abuts in guide rail 9 place.As shown in figure 15, melt chamber 43 is limited by guide rail 9 and intermediate plate 62.Herein, guide rail 9 forms heat conducting element, and the heat conduction produced by saw chain 10 (Fig. 1) to melt chamber 43 and is thus heated lubriation material block 13 and makes it liquefy by it.The side 24 of lubriation material block 13 is until guide rail 9 reaches in melt chamber 43.Lubriation material passage 44 is limited by the flat side 64 towards housing 2 of intermediate plate 62 and guide rail 9.The lubriation material hole 50 that lubriation material is crossed in guide rail 9 enters in guiding groove 51.Also as shown in figure 15, between intermediate plate 62 and maintaining part 14, seal 53 is furnished with.
Be provided with lubricating arrangement 82 in embodiment in figure 16, it has heating element heater 84.Heating element heater 84 and intermediate plate 92 limit melt chamber 93 jointly.Heating element heater 84 has connection cable 85 for being connected with electric energy.Electric energy can be such as the generator driven by CD-ROM drive motor 7.Also the igniter of the CD-ROM drive motor 7 being configured to internal combustion engine can be used for the energy supply of heating element heater 84.As shown in figure 16, arrange seal 53 at heating element heater 84 place, the housing component 18 of maintaining part 14 abuts in seal 53 place.As shown in figure 16, seal 53 in this embodiment within it place there is rib structure 83, rib structure is advantageously made up of the rib inwardly stretched of multiple circle.Improve sealing effectiveness thus.Also as shown in figure 16, intermediate plate 92 has lubriation material passage 86, and it is configured to the passage in intermediate plate 92 in this embodiment and it leads to the unshowned in figure 16 lubriation material hole 50 in guide rail 9.
In the embodiment shown in Figure 17 and 18, the heating waste gas of internal combustion engine being used for lubriation material block 13 is arranged at lubricating arrangement 102.To this, exhaust silencer 11 has opening 103, and exhaust steam passage 104 is connected to opening 103 place.Heat side plate 107 by the waste gas guided in exhaust steam passage 104, to recline guide in maintaining part 14, lubriation material block 13 shown in Figure 18 at Qi Chu.Lubriation material block 13 to be guided by seal 53 at this and is reached by the opening 115 of intermediate plate 112 in the melt chamber limited by intermediate plate 112 and side plate 107.Intermediate plate 112 has recess 33, and recess 33 and side plate 107 limit lubriation material passage jointly, and it arrives guide rail 9 by the break-through mouth 45 of side plate 107.As shown in figure 18, exhaust steam passage 104 is formed by the first limiting wall 113 and the second limiting wall 114.First limiting wall 114 is molded in side plate 107 place in this embodiment and the second limiting wall 114 is molded in intermediate plate 112 place.Realize the good heating of side plate 107 and intermediate plate 112 thus in a straightforward manner.
Show the lubricating arrangement 122 with heat conducting element 123 in the embodiment shown in Figure 19.Heat conducting element 123 has the profile that reclines (Anlagekontur) 124 for abutting in exhaust silencer 11 place.Thus, heat conducting element 123 is heated by the waste gas of exhaust silencer 11 and flowing in exhaust silencer 11.In this embodiment, heat conducting element 123 is constructed by the first limiting wall 113 and the second limiting wall 114.As in lubricating arrangement 102, the first limiting wall 113 is molded in side plate 107 place and the second limiting wall 114 is overmolded to unshowned intermediate plate 112 place in Figure 19.But other design of heat conducting element 123 also can be favourable.
Replace unique lubriation material block 13 can be arranged to use multiple lubriation material block.Such as can arrange in a large number by the ball of lubriation material, such as waxed one-tenth as lubriation material block.Thus, the maintaining part for lubriation material block can be such as bending passage etc.Good the making full use of of available structure space can be realized thus.Preferably arranging seal to the porch in melt chamber when using multiple such as spherical lubriation material block, it extends past multiple lubriation material block to ensure good sealing.
Also can be arranged to, melt chamber is limited by guide rail itself and form lubriation material passage in guide rail itself, and lubriation material is transported to guiding groove from melt chamber by it.
Claims (17)
1. a hand-held power tool, it is with the CD-ROM drive motor (7) that drives at least one instrument of described work apparatus, and with the lubricating arrangement (12 for described instrument, 52, 72, 82, 102, 122), wherein, described lubricating arrangement (12, 52, 72, 82, 102, 122) the lubriation material block (13) that at least one is solid-state when 20 ° of C is comprised, it is characterized in that, described work apparatus comprises melt chamber (43, 93), described lubriation material block (13) to reach in described melt chamber and described melt chamber via at least one lubriation material passage (44, 86) be connected with described instrument, and described melt chamber (43, 93) limited by the heat conducting element heated by the operation of described work apparatus at least in part.
2. work apparatus according to claim 1, is characterized in that, during described heat conducting element and at least one thermal source of described work apparatus are in and are connected.
3. work apparatus according to claim 2, is characterized in that, described thermal source is the instrument of described work apparatus.
4. work apparatus according to claim 1, is characterized in that, described lubriation material block (13) is pressed to the direction of described melt chamber (43,93) by pre-tightening apparatus.
5. work apparatus according to claim 1, it is characterized in that, described lubriation material block (13) is by opening (34,115) melt chamber (43 is entered, 93) in, wherein, the outline of described opening (34,115) is in the outline of described lubriation material block (13).
6. work apparatus according to claim 5, it is characterized in that, be furnished with sealing device at described opening (34,115) place, described lubriation material block (13) is entered in described melt chamber (43,93) by described sealing device.
7. work apparatus according to claim 1, it is characterized in that, described work apparatus has the maintaining part (14) for described lubriation material block (13), wherein, described maintaining part (14) is removably maintained at housing (2) place of described work apparatus.
8. work apparatus according to claim 7, is characterized in that, described maintaining part (14) comprises tubular matrix (18), and it is arranged in the accommodation section (23) of the housing (2) of described work apparatus.
9. work apparatus according to claim 8, is characterized in that, described accommodation section (23) are opened wide towards surrounding environment in a part for the periphery of described matrix (18).
10. work apparatus according to claim 7, it is characterized in that, described maintaining part (14) comprises briquetting (15), it is back to described melt chamber (43,93) side place abuts in described lubriation material block (13) place and it is by described melt chamber (43,93) direction pretension.
11. work apparatus according to claim 10, is characterized in that, described maintaining part (14) has at least one end stop for described briquetting (15) (46,59).
12. work apparatus according to claim 1, it is characterized in that, described work apparatus is power saw (1), and described instrument is the saw chain (10) arranged around ground at guide rail (9) place, and wherein, described guide rail (9) abuts in the side plate (27 of described power saw (1), 107) place, and wherein, described side plate (27,107) forms described heat conducting element.
13. work apparatus according to claim 12, is characterized in that, described lubriation material passage (44) is by described side plate (27,107) and abut in described side plate (27,107) intermediate plate (32,62, the 112) restriction at place.
14. work apparatus according to claim 13, it is characterized in that, at described intermediate plate (32,62,112) recess (33) limiting described lubriation material passage (44) is provided with in, it extends until break-through mouth (45) in described side plate (27,107).
15. work apparatus according to claim 12, is characterized in that, described lubriation material block (13) has longitudinal central axis line (42), and it is approximately perpendicular to the horizontal layout of described guide rail (9).
16. work apparatus according to claim 1, is characterized in that, described heat conducting element is by the heating devices heat promoted by described CD-ROM drive motor.
17. work apparatus according to claim 1, it is characterized in that, described CD-ROM drive motor (7) is internal combustion engine with exhaust silencer (11) and described heat conducting element heats by described exhaust silencer (11) and/or from described exhaust silencer (11) waste gas out.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014015578.1 | 2014-10-15 | ||
| DE102014015578.1A DE102014015578A1 (en) | 2014-10-15 | 2014-10-15 | Hand-held implement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105522221A true CN105522221A (en) | 2016-04-27 |
| CN105522221B CN105522221B (en) | 2019-01-15 |
Family
ID=54291003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510663639.2A Expired - Fee Related CN105522221B (en) | 2014-10-15 | 2015-10-15 | Hand-held power tool |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9855672B2 (en) |
| EP (1) | EP3009243B1 (en) |
| CN (1) | CN105522221B (en) |
| DE (1) | DE102014015578A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416107A (en) * | 2022-08-10 | 2022-12-02 | 杭州精锋园林工具有限公司 | Chain saw guide plate and chain saw assembly utilizing solid-state lubricant |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014004526A1 (en) * | 2014-03-27 | 2015-10-01 | Andreas Stihl Ag & Co. Kg | Hand-held implement |
| DE102014015578A1 (en) * | 2014-10-15 | 2016-04-21 | Andreas Stihl Ag & Co. Kg | Hand-held implement |
| US10328508B2 (en) * | 2015-12-21 | 2019-06-25 | Roughneck L. L. C. | Saw mount system and method |
| SE541129C2 (en) | 2017-11-01 | 2019-04-16 | Husqvarna Ab | Lubrication monitoring arrangement, hand-held cutting tool and method |
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Also Published As
| Publication number | Publication date |
|---|---|
| DE102014015578A1 (en) | 2016-04-21 |
| EP3009243B1 (en) | 2021-07-28 |
| EP3009243A1 (en) | 2016-04-20 |
| US9855672B2 (en) | 2018-01-02 |
| CN105522221B (en) | 2019-01-15 |
| US20160107326A1 (en) | 2016-04-21 |
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